建筑废渣灰、污泥和铸造旧砂再生粉尘制备高强轻集料的研究
건축폐사회、오니화주조구사재생분진제비고강경집료적연구
High-Strength Lightweight Aggregate Made from Waste Residue of Construction, Sludge, Dust in Reclamation of Used Foundry Sand
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